EP3644272A4 - Verfahren und vorrichtung zur verbesserung der bildqualität von video - Google Patents

Verfahren und vorrichtung zur verbesserung der bildqualität von video Download PDF

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Publication number
EP3644272A4
EP3644272A4 EP18900555.6A EP18900555A EP3644272A4 EP 3644272 A4 EP3644272 A4 EP 3644272A4 EP 18900555 A EP18900555 A EP 18900555A EP 3644272 A4 EP3644272 A4 EP 3644272A4
Authority
EP
European Patent Office
Prior art keywords
video
image quality
enhancing image
enhancing
quality
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP18900555.6A
Other languages
English (en)
French (fr)
Other versions
EP3644272A1 (de
Inventor
Xuehui HUANG
Shibiao LV
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wangsu Science and Technology Co Ltd
Original Assignee
Wangsu Science and Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wangsu Science and Technology Co Ltd filed Critical Wangsu Science and Technology Co Ltd
Publication of EP3644272A1 publication Critical patent/EP3644272A1/de
Publication of EP3644272A4 publication Critical patent/EP3644272A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/70—Denoising; Smoothing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • G06T5/20—Image enhancement or restoration using local operators
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/10—Segmentation; Edge detection
    • G06T7/11—Region-based segmentation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/90—Determination of colour characteristics
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2200/00—Indexing scheme for image data processing or generation, in general
    • G06T2200/24—Indexing scheme for image data processing or generation, in general involving graphical user interfaces [GUIs]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10024—Color image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20004—Adaptive image processing
    • G06T2207/20012—Locally adaptive
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20076—Probabilistic image processing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/30—Subject of image; Context of image processing
    • G06T2207/30196—Human being; Person
    • G06T2207/30201—Face
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Image Processing (AREA)
EP18900555.6A 2018-08-23 2018-09-20 Verfahren und vorrichtung zur verbesserung der bildqualität von video Withdrawn EP3644272A4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201810967579.7A CN110858388B (zh) 2018-08-23 2018-08-23 一种增强视频画质的方法和装置
PCT/CN2018/106642 WO2020037754A1 (zh) 2018-08-23 2018-09-20 一种增强视频画质的方法和装置

Publications (2)

Publication Number Publication Date
EP3644272A1 EP3644272A1 (de) 2020-04-29
EP3644272A4 true EP3644272A4 (de) 2020-07-08

Family

ID=69592118

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18900555.6A Withdrawn EP3644272A4 (de) 2018-08-23 2018-09-20 Verfahren und vorrichtung zur verbesserung der bildqualität von video

Country Status (4)

Country Link
US (1) US20210358087A1 (de)
EP (1) EP3644272A4 (de)
CN (1) CN110858388B (de)
WO (1) WO2020037754A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113034412B (zh) * 2021-02-25 2024-04-19 北京达佳互联信息技术有限公司 视频处理方法及装置
CN114827567B (zh) * 2022-03-23 2024-05-28 阿里巴巴（中国）有限公司 视频质量分析方法、设备和可读介质
CN116701707B (zh) * 2023-08-08 2023-11-10 成都市青羊大数据有限责任公司 一种教育大数据管理系统

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100166331A1 (en) * 2008-12-31 2010-07-01 Altek Corporation Method for beautifying human face in digital image
CN101710415B (zh) * 2009-11-30 2014-11-19 北京中星微电子有限公司 图像增强系数的调节方法和装置以及图像增强方法和装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006277688A (ja) * 2005-03-30 2006-10-12 Denso It Laboratory Inc 画質改善装置、画質改善方法及びそのためのプログラム
CN101770639B (zh) * 2010-01-14 2012-05-23 北京航空航天大学 一种低照度图像增强方法
CN102724427B (zh) * 2011-12-01 2017-06-13 新奥特（北京）视频技术有限公司 一种快速实现视频图像区域化极值色彩显示的方法
CN102663696B (zh) * 2012-03-31 2015-03-25 广东威创视讯科技股份有限公司 放大图像的去噪方法和系统
CN104484871B (zh) * 2014-11-27 2018-09-04 小米科技有限责任公司 边缘提取方法和装置
CN105989579A (zh) * 2015-02-26 2016-10-05 展讯通信（上海）有限公司 一种图像增强方法和装置
CN105243651B (zh) * 2015-11-19 2018-08-28 中国人民解放军国防科学技术大学 基于近似方差和暗色块像素统计信息的图像边缘增强方法
CN107633491A (zh) * 2017-09-26 2018-01-26 中国科学院长春光学精密机械与物理研究所 一种基于目标检测的区域图像增强方法及存储介质

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100166331A1 (en) * 2008-12-31 2010-07-01 Altek Corporation Method for beautifying human face in digital image
CN101710415B (zh) * 2009-11-30 2014-11-19 北京中星微电子有限公司 图像增强系数的调节方法和装置以及图像增强方法和装置

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
LEE J-S: "DIGITAL IMAGE ENHANCEMENT AND NOISE FILTERING BY USE OF LOCAL STATISTICS", IEEE TRANSACTIONS ON PATTERN ANALYSIS AND MACHINE INTELLIGENCE, IEEE COMPUTER SOCIETY, USA, vol. PAMI-02, no. 2, 1 March 1980 (1980-03-01), pages 165 - 168, XP001042089, ISSN: 0162-8828, DOI: 10.1109/TPAMI.1980.4766994 *
See also references of WO2020037754A1 *

Also Published As

Publication number Publication date
US20210358087A1 (en) 2021-11-18
EP3644272A1 (de) 2020-04-29
WO2020037754A1 (zh) 2020-02-27
CN110858388B (zh) 2023-07-18
CN110858388A (zh) 2020-03-03

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